<?php
/////////////////////////////////////////////////////////////////
/// getID3() by James Heinrich <info@getid3.org>               //
//  available at http://getid3.sourceforge.net                 //
//            or http://www.getid3.org                         //
/////////////////////////////////////////////////////////////////
//                                                             //
// /demo/demo.write.php - part of getID3()                     //
// sample script for demonstrating writing ID3v1 and ID3v2     //
// tags for MP3, or Ogg comment tags for Ogg Vorbis            //
// See readme.txt for more details                             //
//                                                            ///
/////////////////////////////////////////////////////////////////

die('Due to a security issue, this demo has been disabled. It can be enabled by removing line '.__LINE__.' in '.$_SERVER['PHP_SELF']);

$TaggingFormat = 'UTF-8';

header('Content-Type: text/html; charset='.$TaggingFormat);
echo '<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">';
echo '<html><head><title>getID3() - Sample tag writer</title></head><style type="text/css">BODY,TD,TH { font-family: sans-serif; font-size: 9pt;" }</style><body>';

require_once '../getid3/getid3.php';
// Initialize getID3 engine
$getID3 = new getID3();
$getID3->setOption(array('encoding' => $TaggingFormat));

getid3_lib::IncludeDependency(GETID3_INCLUDEPATH.'write.php', __FILE__, true);

$browsescriptfilename = 'demo.browse.php';

$Filename = (isset($_REQUEST['Filename']) ? $_REQUEST['Filename'] : '');

if (isset($_POST['WriteTags'])) {
    $TagFormatsToWrite = (isset($_POST['TagFormatsToWrite']) ? $_POST['TagFormatsToWrite'] : array());
    if (!empty($TagFormatsToWrite)) {
        echo 'starting to write tag(s)<BR>';

        $tagwriter = new GetId3\Write\Tags();
        $tagwriter->filename = $Filename;
        $tagwriter->tagformats = $TagFormatsToWrite;
        $tagwriter->overwrite_tags = false;
        $tagwriter->tag_encoding = $TaggingFormat;
        if (!empty($_POST['remove_other_tags'])) {
            $tagwriter->remove_other_tags = true;
        }

        $commonkeysarray = array('Title', 'Artist', 'Album', 'Year', 'Comment');
        foreach ($commonkeysarray as $key) {
            if (!empty($_POST[$key])) {
                $TagData[strtolower($key)][] = $_POST[$key];
            }
        }
        if (!empty($_POST['Genre'])) {
            $TagData['genre'][] = $_POST['Genre'];
        }
        if (!empty($_POST['GenreOther'])) {
            $TagData['genre'][] = $_POST['GenreOther'];
        }
        if (!empty($_POST['Track'])) {
            $TagData['track'][] = $_POST['Track'].(!empty($_POST['TracksTotal']) ? '/'.$_POST['TracksTotal'] : '');
        }

        if (!empty($_FILES['userfile']['tmp_name'])) {
            if (in_array('id3v2.4', $tagwriter->tagformats) || in_array('id3v2.3', $tagwriter->tagformats) || in_array('id3v2.2', $tagwriter->tagformats)) {
                if (is_uploaded_file($_FILES['userfile']['tmp_name'])) {
                    ob_start();
                    if ($fd = fopen($_FILES['userfile']['tmp_name'], 'rb')) {
                        ob_end_clean();
                        $APICdata = fread($fd, filesize($_FILES['userfile']['tmp_name']));
                        fclose($fd);

                        list($APIC_width, $APIC_height, $APIC_imageTypeID) = GetImageSize($_FILES['userfile']['tmp_name']);
                        $imagetypes = array(1 => 'gif', 2 => 'jpeg', 3 => 'png');
                        if (isset($imagetypes[$APIC_imageTypeID])) {
                            $TagData['attached_picture'][0]['data'] = $APICdata;
                            $TagData['attached_picture'][0]['picturetypeid'] = $_POST['APICpictureType'];
                            $TagData['attached_picture'][0]['description'] = $_FILES['userfile']['name'];
                            $TagData['attached_picture'][0]['mime'] = 'image/'.$imagetypes[$APIC_imageTypeID];
                        } else {
                            echo '<b>invalid image format (only GIF, JPEG, PNG)</b><br>';
                        }
                    } else {
                        $errormessage = ob_get_contents();
                        ob_end_clean();
                        echo '<b>cannot open '.$_FILES['userfile']['tmp_name'].'</b><br>';
                    }
                } else {
                    echo '<b>!is_uploaded_file('.$_FILES['userfile']['tmp_name'].')</b><br>';
                }
            } else {
                echo '<b>WARNING:</b> Can only embed images for ID3v2<br>';
            }
        }

        $tagwriter->tag_data = $TagData;
        if ($tagwriter->WriteTags()) {
            echo 'Successfully wrote tags<BR>';
            if (!empty($tagwriter->warnings)) {
                echo 'There were some warnings:<BLOCKQUOTE STYLE="background-color:#FFCC33; padding: 10px;">'.implode('<BR><BR>', $tagwriter->warnings).'</BLOCKQUOTE>';
            }
        } else {
            echo 'Failed to write tags!<BLOCKQUOTE STYLE="background-color:#FF9999; padding: 10px;">'.implode('<BR><BR>', $tagwriter->errors).'</BLOCKQUOTE>';
        }
    } else {
        echo 'WARNING: no tag formats selected for writing - nothing written';
    }
    echo '<HR>';
}

echo '<div style="font-size: 1.2em; font-weight: bold;">Sample tag editor/writer</div>';
echo '<a href="'.htmlentities($browsescriptfilename.'?listdirectory='.rawurlencode(realpath(dirname($Filename))), ENT_QUOTES).'">Browse current directory</a><br>';
if (!empty($Filename)) {
    echo '<a href="'.htmlentities($_SERVER['PHP_SELF'], ENT_QUOTES).'">Start Over</a><br><br>';
    echo '<form action="'.htmlentities($_SERVER['PHP_SELF'], ENT_QUOTES).'" method="post" enctype="multipart/form-data">';
    echo '<table border="3" cellspacing="0" cellpadding="4">';
    echo '<tr><th align="right">Filename:</th><td><input type="hidden" name="Filename" value="'.htmlentities($Filename, ENT_QUOTES).'"><a href="'.htmlentities($browsescriptfilename.'?filename='.rawurlencode($Filename), ENT_QUOTES).'" target="_blank">'.$Filename.'</a></td></tr>';
    if (file_exists($Filename)) {

        // Initialize getID3 engine
        $getID3 = new getID3();
        $OldThisFileInfo = $getID3->analyze($Filename);
        getid3_lib::CopyTagsToComments($OldThisFileInfo);

        switch ($OldThisFileInfo['fileformat']) {
            case 'mp3':
            case 'mp2':
            case 'mp1':
                $ValidTagTypes = array('id3v1', 'id3v2.3', 'ape');
                break;

            case 'mpc':
                $ValidTagTypes = array('ape');
                break;

            case 'ogg':
                if (!empty($OldThisFileInfo['audio']['dataformat']) && ($OldThisFileInfo['audio']['dataformat'] == 'flac')) {
                    //$ValidTagTypes = array('metaflac');
                    // metaflac doesn't (yet) work with OggFLAC files
                    $ValidTagTypes = array();
                } else {
                    $ValidTagTypes = array('vorbiscomment');
                }
                break;

            case 'flac':
                $ValidTagTypes = array('metaflac');
                break;

            case 'real':
                $ValidTagTypes = array('real');
                break;

            default:
                $ValidTagTypes = array();
                break;
        }
        echo '<tr><td align="right"><b>Title</b></td> <td><input type="text" size="40" name="Title"  value="'.htmlentities((!empty($OldThisFileInfo['comments']['title'])  ? implode(', ', $OldThisFileInfo['comments']['title']) : ''), ENT_QUOTES).'"></td></tr>';
        echo '<tr><td align="right"><b>Artist</b></td><td><input type="text" size="40" name="Artist" value="'.htmlentities((!empty($OldThisFileInfo['comments']['artist']) ? implode(', ', $OldThisFileInfo['comments']['artist']) : ''), ENT_QUOTES).'"></td></tr>';
        echo '<tr><td align="right"><b>Album</b></td> <td><input type="text" size="40" name="Album"  value="'.htmlentities((!empty($OldThisFileInfo['comments']['album'])  ? implode(', ', $OldThisFileInfo['comments']['album']) : ''), ENT_QUOTES).'"></td></tr>';
        echo '<tr><td align="right"><b>Year</b></td>  <td><input type="text" size="4"  name="Year"   value="'.htmlentities((!empty($OldThisFileInfo['comments']['year'])   ? implode(', ', $OldThisFileInfo['comments']['year']) : ''), ENT_QUOTES).'"></td></tr>';

        $TracksTotal = '';
        $TrackNumber = '';
        if (!empty($OldThisFileInfo['comments']['track_number']) && is_array($OldThisFileInfo['comments']['track_number'])) {
            $RawTrackNumberArray = $OldThisFileInfo['comments']['track_number'];
        } elseif (!empty($OldThisFileInfo['comments']['track']) && is_array($OldThisFileInfo['comments']['track'])) {
            $RawTrackNumberArray = $OldThisFileInfo['comments']['track'];
        } else {
            $RawTrackNumberArray = array();
        }
        foreach ($RawTrackNumberArray as $key => $value) {
            if (strlen($value) > strlen($TrackNumber)) {
                // ID3v1 may store track as "3" but ID3v2/APE would store as "03/16"
                $TrackNumber = $value;
            }
        }
        if (strstr($TrackNumber, '/')) {
            list($TrackNumber, $TracksTotal) = explode('/', $TrackNumber);
        }
        echo '<tr><td align="right"><b>Track</b></td><td><input type="text" size="2" name="Track" value="'.htmlentities($TrackNumber, ENT_QUOTES).'"> of <input type="text" size="2" name="TracksTotal" value="'.htmlentities($TracksTotal, ENT_QUOTES).'"></TD></TR>';

        $ArrayOfGenresTemp = GetId3\Module\Tag\Id3v1::ArrayOfGenres();   // get the array of genres
        foreach ($ArrayOfGenresTemp as $key => $value) {      // change keys to match displayed value
            $ArrayOfGenres[$value] = $value;
        }
        unset($ArrayOfGenresTemp);                            // remove temporary array
        unset($ArrayOfGenres['Cover']);                       // take off these special cases
        unset($ArrayOfGenres['Remix']);
        unset($ArrayOfGenres['Unknown']);
        $ArrayOfGenres[''] = '- Unknown -';              // Add special cases back in with renamed key/value
        $ArrayOfGenres['Cover'] = '-Cover-';
        $ArrayOfGenres['Remix'] = '-Remix-';
        asort($ArrayOfGenres);                                // sort into alphabetical order
        echo '<tr><th align="right">Genre</th><td><select name="Genre">';
        $AllGenresArray = (!empty($OldThisFileInfo['comments']['genre']) ? $OldThisFileInfo['comments']['genre'] : array());
        foreach ($ArrayOfGenres as $key => $value) {
            echo '<option value="'.htmlentities($key, ENT_QUOTES).'"';
            if (in_array($key, $AllGenresArray)) {
                echo ' selected="selected"';
                unset($AllGenresArray[array_search($key, $AllGenresArray)]);
                sort($AllGenresArray);
            }
            echo '>'.htmlentities($value).'</option>';
        }
        echo '</select><input type="text" name="GenreOther" size="10" value="'.htmlentities((!empty($AllGenresArray[0]) ? $AllGenresArray[0] : ''), ENT_QUOTES).'"></td></tr>';

        echo '<tr><td align="right"><b>Write Tags</b></td><td>';
        foreach ($ValidTagTypes as $ValidTagType) {
            echo '<input type="checkbox" name="TagFormatsToWrite[]" value="'.$ValidTagType.'"';
            if (count($ValidTagTypes) == 1) {
                echo ' checked="checked"';
            } else {
                switch ($ValidTagType) {
                    case 'id3v2.2':
                    case 'id3v2.3':
                    case 'id3v2.4':
                        if (isset($OldThisFileInfo['tags']['id3v2'])) {
                            echo ' checked="checked"';
                        }
                        break;

                    default:
                        if (isset($OldThisFileInfo['tags'][$ValidTagType])) {
                            echo ' checked="checked"';
                        }
                        break;
                }
            }
            echo '>'.$ValidTagType.'<br>';
        }
        if (count($ValidTagTypes) > 1) {
            echo '<hr><input type="checkbox" name="remove_other_tags" value="1"> Remove non-selected tag formats when writing new tag<br>';
        }
        echo '</td></tr>';

        echo '<tr><td align="right"><b>Comment</b></td><td><textarea cols="30" rows="3" name="Comment" wrap="virtual">'.((isset($OldThisFileInfo['comments']['comment']) && is_array($OldThisFileInfo['comments']['comment'])) ? implode("\n", $OldThisFileInfo['comments']['comment']) : '').'</textarea></td></tr>';

        echo '<tr><td align="right"><b>Picture</b><br>(ID3v2 only)</td><td><input type="file" name="userfile" accept="image/jpeg, image/gif, image/png"><br>';
        echo '<select name="APICpictureType">';
        $APICtypes = GetId3\Module\Tag\Id3v2::APICPictureTypeLookup('', true);
        foreach ($APICtypes as $key => $value) {
            echo '<option value="'.htmlentities($key, ENT_QUOTES).'">'.htmlentities($value).'</option>';
        }
        echo '</select></td></tr>';
        echo '<tr><td align="center" colspan="2"><input type="submit" name="WriteTags" value="Save Changes"> ';
        echo '<input type="reset" value="Reset"></td></tr>';
    } else {
        echo '<tr><td align="right"><b>Error</b></td><td>'.htmlentities($Filename).' does not exist</td></tr>';
    }
    echo '</table>';
    echo '</form>';
}

?>
</body>
</html>
